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0441B0133-57 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

0441B0133-57: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, fastener_length: 1.250 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, nominal_thread_diameter: 0.437 INCHES IN, thread_quantity_per_inch: 14, thread_series_designator: UNIFIED NATIONAL JOINT (UNJ). This part is cataloged in the U.S.

Government catalog under NSN 5306-01-359-2285, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
0441B0133-57
NSN: 5306-01-359-2285
FSC: 5306 — Bolts
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
fastener_length1.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
nominal_thread_diameter0.437 INCHES IN
thread_quantity_per_inch14
thread_series_designatorUNIFIED NATIONAL JOINT (UNJ)
NSN5306-01-359-2285
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 0441B0133-57 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FASTENER LENGTH: 1.250 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.437 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD QUANTITY PER INCH: 14
•
MATERIAL: NICKEL ALLOY OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL JOINT (UNJ)
TECHNICAL CHARACTERISTICS
FASTENER LENGTH1.250 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.437 INCHES IN
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH14
MATERIALNICKEL ALLOY OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT (UNJ)
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
P4ML714-20PReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 0441B0133-57?
0441B0133-57 is a BOLT,MACHINE.
What parts can replace 0441B0133-57?
There is 1 known substitute for 0441B0133-57: P4ML714-20P. Substitute compatibility should be verified for your specific system.
What is the NSN for 0441B0133-57?
0441B0133-57 is cataloged in the U.S. Government catalog under NSN 5306-01-359-2285. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.